Goldman Sachs says bitcoin could close in on $8,000. "It exceeded an equality target from the July low at 6,044," Goldman Sachs technical head Sheba Jafari wrote. "This break indicated potential for an impulsive advance, one that could reach at least 7,941."

Salesforce reveals its 2019 guidance. A press release issued at Salesforce's 170,000-person tech conference said the company expected to finish its next fiscal year with revenue of $12.45 billion to $12.5 billion, making for about 20% growth versus the current year.